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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 938 · 40 sums
TalentJR

The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.29³ =
  2. 2.65³ =
  3. 3.35³ =
  4. 4.18³ =
  5. 5.74³ =
  6. 6.99³ =
  7. 7.68³ =
  8. 8.89³ =
  9. 9.81³ =
  10. 10.79³ =
  11. 11.66³ =
  12. 12.69³ =
  13. 13.57³ =
  14. 14.97³ =
  15. 15.56³ =
  16. 16.15³ =
  17. 17.32³ =
  18. 18.64³ =
  19. 19.35³ =
  20. 20.47³ =
  21. 21.71³ =
  22. 22.49³ =
  23. 23.34³ =
  24. 24.58³ =
  25. 25.21³ =
  26. 26.79³ =
  27. 27.41³ =
  28. 28.67³ =
  29. 29.51³ =
  30. 30.59³ =
  31. 31.85³ =
  32. 32.85³ =
  33. 33.33³ =
  34. 34.12³ =
  35. 35.79³ =
  36. 36.19³ =
  37. 37.64³ =
  38. 38.66³ =
  39. 39.16³ =
  40. 40.67³ =

Answer key

  1. 24389
  2. 274625
  3. 42875
  4. 5832
  5. 405224
  6. 970299
  7. 314432
  8. 704969
  9. 531441
  10. 493039
  11. 287496
  12. 328509
  13. 185193
  14. 912673
  15. 175616
  16. 3375
  17. 32768
  18. 262144
  19. 42875
  20. 103823
  21. 357911
  22. 117649
  23. 39304
  24. 195112
  25. 9261
  26. 493039
  27. 68921
  28. 300763
  29. 132651
  30. 205379
  31. 614125
  32. 614125
  33. 35937
  34. 1728
  35. 493039
  36. 6859
  37. 262144
  38. 287496
  39. 4096
  40. 300763

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